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    • 31. 发明申请
    • Preamble receiving apparatus
    • 前导码接收设备
    • US20080062935A1
    • 2008-03-13
    • US11702103
    • 2007-02-05
    • Takao NakagawaTsuyoshi ShimomuraRyusuke Kiryu
    • Takao NakagawaTsuyoshi ShimomuraRyusuke Kiryu
    • H04Q7/20
    • H04L7/042
    • Provided is a preamble receiving apparatus, including: a receiving unit receiving from a transmitting apparatus a frame having a format which contains a preamble section and a margin section subsequent to the preamble section; and a reception processing unit detecting a preamble signal which is transmitted in the preamble section in the transmitting apparatus from the received frame, wherein the reception processing unit includes: a correlation processing unit which defines as a search section a time having a predetermined starting point and which is equal to or shorter than the margin section, and creates a power profile for each of divided sections through a correlating process operation related to a plurality of divided sections obtained by dividing the search section; and a coupled profile creating unit for creating a coupled power profile by coupling the power profile for each of the divided sections to each other.
    • 提供一种前导码接收装置,包括:接收单元,从发送装置接收具有格式的帧,所述格式包含前导码部分和所述前导码部分之后的边缘部分; 以及接收处理单元,从接收到的帧检测在发送装置中的前导码部分中发送的前导信号,其中,所述接收处理单元包括:相关处理单元,其将具有预定起点的时间定义为搜索部分, 其等于或短于边缘部分,并且通过与通过划分搜索部分而获得的多个分割部分相关的相关处理操作来创建每个分割部分的功率分布; 以及耦合简档创建单元,用于通过将每个分割部分的功率分布彼此耦合来创建耦合的功率分布。
    • 33. 发明授权
    • Wireless communication system, remote access device, and base station device
    • 无线通信系统,远程接入设备和基站设备
    • US08929950B2
    • 2015-01-06
    • US12985663
    • 2011-01-06
    • Takaharu KobayashiTsuyoshi Shimomura
    • Takaharu KobayashiTsuyoshi Shimomura
    • H04B1/38H04W88/08H04W16/28H04W72/04H04W92/12
    • H04W88/085H04W16/28H04W72/0433H04W92/12
    • A wireless communication system includes a base station including a determining section that determines control information indicating signal processing for each of wireless resources used for wireless communication with terminal equipment units, and remote access sections each including a first signal processing section that performs first signal processing on a first downlink signal received from the base station so as to generate a second downlink signal to be transmitted to the units via the wireless communication, and a second signal processing section that performs second signal processing on a second uplink signal received from the units via the wireless communication so as to generate a first uplink signal to be transmitted to the base station, and at least one of the first signal processing and the second signal processing being performed for each of the wireless resources based on the control information.
    • 无线通信系统包括:基站,包括:确定部,确定用于指示用于与终端设备单元的无线通信的无线资源中的每一个的信号处理的控制信息;以及远程接入部,每个远程接入部包括:第一信号处理部, 从所述基站接收到的第一下行链路信号,以产生经由所述无线通信发送到所述单元的第二下行链路信号;以及第二信号处理部,对经由所述单元经由所述单元从所述单元接收到的第二上行链路信号进行第二信号处理 无线通信,以产生要发送到基站的第一上行链路信号,并且基于控制信息对每个无线资源执行第一信号处理和第二信号处理中的至少一个。
    • 35. 发明授权
    • Radio communication method and a base station and user terminal thereof
    • 无线通信方法及其基站及其用户终端
    • US08670465B2
    • 2014-03-11
    • US13399307
    • 2012-02-17
    • Tsuyoshi ShimomuraDai Kimura
    • Tsuyoshi ShimomuraDai Kimura
    • H04B3/10H04L5/00H04J3/14H04W72/04
    • H04L27/2637H04L5/0007H04L5/0048H04L5/005H04L5/0091H04L23/02H04L27/2601H04L27/2613H04W72/0406H04W72/042H04W72/0453
    • A user terminal in a radio communication system, in which each of user terminals performs multiplexing of a data signal and a pilot signal and transmits the multiplexed signal to a base station using different data transmission band frequencies that are assigned by the base station, the user terminal includes a receiving unit that receives uplink resource information from a base station. A pilot generation unit that generates a pilot signal based on the uplink resource information and a transmitting unit that transmits the pilot signal generated by the pilot generation unit to the base station where the pilot generation unit includes a sequence generation unit that generates a Zadoff-Chu sequence as a pilot signal based on the uplink resource information and a subcarrier mapping unit that performs mapping of a sequence generated by cyclically copying the Zadoff-Chu sequence.
    • 无线通信系统中的用户终端,其中每个用户终端执行数据信号和导频信号的复用,并且使用由基站分配的不同数据传输频带频率将复用的信号发送到基站,用户 终端包括从基站接收上行链路资源信息的接收单元。 1.一种导频生成单元,其基于上行链路资源信息生成导频信号,发送单元将由导频生成单元生成的导频信号发送给基站,其中,导频生成单元包括生成Zadoff-Chu的序列生成单元 作为基于上行资源信息的导频信号的序列,以及执行通过循环复制Zadoff-Chu序列生成的序列的映射的副载波映射单元。
    • 37. 发明授权
    • Wireless communication device
    • 无线通信设备
    • US08194612B2
    • 2012-06-05
    • US12408966
    • 2009-03-23
    • Yoshihiro KawasakiTsuyoshi Shimomura
    • Yoshihiro KawasakiTsuyoshi Shimomura
    • H04W4/00
    • H04W56/0085H04J13/0062H04W36/08H04W74/08
    • Upon handover, a mobile station receives, from the movement origin base station, information on the movement destination base station and information relating to a sequence to be used for transmitting a random access signal to the movement destination base station. The mobile station receives a synchronization channel signal transmitted from the movement destination base station. The mobile station transmits the random access signal to the movement destination base station at a timing offset by a prescribed period from a timing of receiving a synchronization channel and at a frequency corresponding to that of the synchronization channel. A position of the timing/frequency used for transmitting the random access signal for the handover is used exclusively by the random access signal transmitted from the mobile terminal for which a handover is being performed or is used exclusively at the same time by a plurality of mobile stations for which handovers are performed.
    • 在切换时,移动台从移动原点基站接收关于移动目的地基站的信息和与用于向移动目的地基站发送随机接入信号的序列有关的信息。 移动站接收从移动目的地基站发送的同步信道信号。 移动台从接收同步信道的定时偏移了规定期间的定时,以对应于同步信道的频率,将移动目的地基站的随机接入信号发送到移动目的地基站。 用于发送用于切换的随机接入信号的定时/频率的位置由通过正在执行切换的移动终端发送的随机接入信号或由多个移动台专门用于同时专用地使用 执行切换的站。
    • 39. 发明授权
    • Preamble receiving apparatus
    • 前导码接收设备
    • US08134997B2
    • 2012-03-13
    • US11702103
    • 2007-02-05
    • Takao NakagawaTsuyoshi ShimomuraRyusuke Kiryu
    • Takao NakagawaTsuyoshi ShimomuraRyusuke Kiryu
    • H04J3/06
    • H04L7/042
    • Provided is a preamble receiving apparatus, including: a receiving unit receiving from a transmitting apparatus a frame having a format which contains a preamble section and a margin section subsequent to the preamble section; and a reception processing unit detecting a preamble signal which is transmitted in the preamble section in the transmitting apparatus from the received frame, wherein the reception processing unit includes: a correlation processing unit which defines as a search section a time having a predetermined starting point and which is equal to or shorter than the margin section, and creates a power profile for each of divided sections through a correlating process operation related to a plurality of divided sections obtained by dividing the search section; and a coupled profile creating unit for creating a coupled power profile by coupling the power profile for each of the divided sections to each other.
    • 提供一种前导码接收装置,包括:接收单元,从发送装置接收具有格式的帧,所述格式包含前导码部分和所述前导码部分之后的边缘部分; 以及接收处理单元,从接收到的帧检测在发送装置中的前导码部分中发送的前导信号,其中,所述接收处理单元包括:相关处理单元,其将具有预定起点的时间定义为搜索部分, 其等于或短于边缘部分,并且通过与通过划分搜索部分而获得的多个分割部分相关的相关处理操作来创建每个分割部分的功率分布; 以及耦合简档创建单元,用于通过将每个分割部分的功率分布彼此耦合来创建耦合的功率分布。